 Although it constantly criticized the "Burgfrieden" and militarism in general, industrial action was not possible except for a few minor cases (most notably resistance by the carpenters' union to Sunday work).The FVdG also received support from abroad.The faction in the Italian USI led by Armando Borghi, an antimilitarist minority in the French CGT, the Dutch NAS, as well as Spanish, Swedish, and Danish syndicalists were all united with the FVdG in their opposition to the war.